Home / 13,028,000.80-19,542,001.20-11,705,303.20

Finding the Fourth Proportional to 13,028,000.80, 19,542,001.20 and 11,705,303.20

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Solution

The fourth proportional to 13,028,000.80, 19,542,001.20 and 11,705,303.20 is: 17,557,954.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,028,000.80 : 19,542,001.20 = 11,705,303.20 : x
  2. Step 2: Convert to fraction form
    13,028,000.80/19,542,001.20 = 11,705,303.20/x
  3. Step 3: Cross multiply
    13,028,000.80x = 19,542,001.20 × 11,705,303.20
  4. Step 4: Simplify right side
    13,028,000.80x = 228,745,049,180,763.81
  5. Step 5: Solve for x
    x = 228,745,049,180,763.81/13,028,000.80
  6. Step 6: Final answer
    x = 17,557,954.80

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.